Toyota Highlander II (2007-2010) (behind left side of rear bumper) Wiring diagrams

+B(DOME) OR IG 2 3 4 5 1 CANL CANH IG BAT ESS 4 2 3 1 IG CANL CANH GND ABS IND. ASSIST) BLK WIRE BLU WIRE BRN WIRE BUZZER CAN I/F COMBINATION METER CONTROL IND DOWNHILL DRIVE IC ECU-B FUSE ECU-IG 2 FUSE ENGINE ROOM R/B GAUGE 1 FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IND INSTRUMENT PANEL J/B J/C LT BLU WIRE LT GRN WIRE MASTER MICRO COMPUTER NL RL ORG/ WIRE PARK/ NEUTRAL POSITION SWITCH PNK WIRE POWER SUPPLY CIRCUIT RED WIRE SLIP IND STEERING SENSOR VIO WIRE VSC OFF WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

4 3 2 1 IG CANH CANL GND BAT ESS CANL CANH BLK WIRE BLU WIRE BLU/WHT WIRE BRAKE ACTUATOR (RIGHT SIDE OF ENGINE COMPT) BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRN WIRE COMPUTER DATA LINES SYSTEM FLA- FLR FRA FRR+ GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HOT IN ON OR START IGN FUSE ECU-IG 1 FUSE INSTRUMENT PANEL J/B J/C 57 LT GRN WIRE LT GRN/BLK WIRE MTT NCA WIRE ORG/ WIRE PCA 1 PCK 1 PFL PFR PMC 1 PNK WIRE PNK/BLK WIRE PRL PRR- RED WIRE RLA- RLR+ RRA+ RRR + STEERING SENSOR (IN STEERING COLUMN) VCM VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 TR+ 12 11 CANL CANH 14 25 CANL CANH 28 27 CANL CANH 34 33 CANL CANH A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) ACCD TAIL DCTY SWIL BDSU BACK DOOR MOTOR UNIT (IF EQUIPPED) (IN LEFT "D" PILLAR) BEHIND LEFT QUARTERPANEL) BLK WIRE BRN WIRE CANL CANP CERTIFICATION ECU (W/ SMART KEY SYSTEM) (BEHIND RIGHT SIDE OF DASH) DOOR LOCKS SYSTEM ECM (BEHIND RIGHT SIDE OF DASH) ENGINE CONTROLS SYSTEM INSTRUMENT CLUSTER SYSTEM POWER TOPS SYSTEM FFGO ACTD GRN WIRE GRY WIRE HAZ CANH CANL HF INDW INDS HCTY LT BLU WIRE LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM RED WIRE SKID CONTROL ECU W/ ACTUATOR (RIGHT FRONT OF ENGINE COMPT) SLP SLR+ GCTY ST-PLUG STARTING/CHARGING SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM STR LSWD TACH SPD VIO WIRE W/O SMART KEY SYSTEM W/ POWER BACK DOOR WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 TR+ 12 11 CANL CANH 18 19 CANL CANH 3 2 CANL CANH 33 25 CANL CANH A/C AMPLIFIER ASSEMBLY (BEHIND RIGHT SIDE OF DASH) ACCD TAIL DCTY SWIL BDSU BACK DOOR MOTOR UNIT (IF EQUIPPED) (IN LEFT "D" PILLAR) BLK WIRE BRN WIRE CANL CANP CANN CANP CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM ENGINE CONTROLS SYSTEM INSTRUMENT CLUSTER SYSTEM POWER WINDOWS SYSTEM FFGO ACTD GRN WIRE GRY WIRE HAZ CANH CANL HF INDW INDS HYBRID VEHICLE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) J/C LSWD LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) NAVIGATION RECEIVER ASSEMBLY (IF EQUIPPED) NCA WIRE ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM RED WIRE SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SLP SLR+ GCTY TACH SPD TIRE PRESSURE WARNING ECU (BEHIND RIGHT SIDE OF DASH) VIO WIRE W/ POWER BACK DOOR W/O POWER BACK DOOR WHT WIRE WHT/BLK WIRE YEL WIRE

1 34 33 TACH CANL CANH 12 11 CANL CANH 14 25 33 CANL CANH TS 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 BAT 2 8 CANH CANL 25 26 PNK CANH CANL WIRE 3 2 CANH CANL A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) BACK DOOR MOTOR UNIT (IF EQUIPPED) (IN LEFT "D" PILLAR) BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE BRN WIRE CANL TC TS CANN CANP CENTER AIR BAG SENSOR (UNDER FRONT OF CENTER CONSOLE) CERTIFICATION ECU (W/ SMART KEY SYSTEM) COMBINATION METER DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DIA ECM (BEHIND RIGHT GRN/ LT WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT OBD PANEL J/B FUSE (BEHIND LEFT END OF DASH) LT BLU WIRE LT GRN WIRE OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) ORG/ WIRE PNK WIRE POWER STEERING ECU (BEHIND LEFT SIDE OF DASH) RED WIRE SIDE OF DASH) SIL SIL CANH CANL SIL CANH SG CG SKID CONTROL ECU W/ ACTUATOR (RIGHT FRONT OF ENGINE COMPT) ST-PLUG STEERING SENSOR (IN STEERING COLUMN) TAC TIRE PRESSURE WARNING ECU (BEHIND RIGHT SIDE OF DASH) TRANSPONDER KEY ECU (W/O SMART KEY) (BEHIND CENTER OF DASH) VIO WIRE W/O SMART KEY SYSTEM W/ POWER BACK DOOR WHT WIRE WHT/BLK WIRE YAW RATE SENSOR ASSEMBLY (UNDER CENTER CONSOLE) YEL WIRE

12 11 CANL CANH 16 13 22 SIL CANH CANL 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 BAT 18 19 CANL CANH 2 8 CANH CANL 25 26 CANH CANL 28 27 CANL CANH 3 2 CANH CANL 33 25 CANL CANH 6 12 CANP CANN A/C AMPLIFIER ASSEMBLY (BEHIND RIGHT SIDE OF DASH) BACK DOOR MOTOR UNIT (IF EQUIPPED) (IN LEFT "D" PILLAR) BLK WIRE BLK/ WHT WIRE BLU WIRE CANL CANH CANL TC TS CANN CANP CENTER AIR BAG SENSOR (UNDER CENTER CONSOLE) CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) COMBINATION METER DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DIA GRN/ LT WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT OBD PANEL J/B FUSE (BEHIND LEFT SIDE OF DASH) HYBRID VEHICLE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) J/C LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY (IF EQUIPPED) NCA WIRE OCCUPANT DETECTION ECU (BELOW FRONT PASSENGER'S SEAT) ORG/ WIRE PNK WIRE POWER STEERING ECU (BEHIND LEFT SIDE OF DASH) RED WIRE SIL CANH SG CG SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) STEERING SENSOR (IN STEERING COLUMN) TIRE PRESSURE WARNING ECU (BEHIND RIGHT SIDE OF DASH) 8 9 1 6 3 10 11 2 VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE)

+B (DOME) 12 10 26 15 25 4 27 7 21 RDA PRG 17 10 LCTY 20 1 LSR/LSWL ACT+ 20 5 9 1 24 10 GCTY ACTD LSWD TR+ DCTY 6 26 ALTB BECU 6 5 CANL CANH 7 5 BZR KSW BACK DOOR LOCK ASSEMBLY (BOTTOM CENTER OF BACK DOOR) BCTY MLRY LSWP RCTY PCTY INTERIOR LIGHTS SYSTEM BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM COURTESY DOOR CONTROL RECEIVER (IN LEFT "D" PILLAR) DRIVE IC ECU- IG 1 FUSE ECU-ACC FUSE GAUGE 2 FUSE GCTY GRN WIRE GRY WIRE HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) MICRO COMPUTER ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (IN RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY LIGHT SWITCH (IN RIGHT "C" PILLAR) UNLOCK WARNING SWITCH ASSEMBLY VIO WIRE WARNING IND MASTER WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT) YEL WIRE

BACK WINDOW LOCK ASSEMBLY (W/ GLASS HATCH OPENER) (CENTER OF BACK DOOR) BLK WIRE BLU WIRE BRN WIRE DETEC- TION DOOR CONTROL SWITCH ASSEMBLY G/H FUSE GLASS HATCH JUNCTION RELAY 1 (IF EQUIPPED) (BEHIND LEFT REAR QUARTERPANEL) GLASS HATCH JUNCTION RELAY 2 (IF EQUIPPED) (BEHIND LEFT REAR QUARTERPANEL) GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) DOOR 1 FUSE KEY LOCK LEFT FRONT DOOR LOCK MOTOR (IN DRIVER'S DOOR) LEFT REAR DOOR LOCK MOTOR (IN LEFT REAR DOOR) LOCK UN- KEY LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE POWER WINDOW REGULATOR MASTER SWITCH ASSEMBLY RED WIRE RIGHT FRONT DOOR LOCK MOTOR (IN FRONT PASSENGER'S DOOR) RIGHT REAR DOOR LOCK MOTOR (IN RIGHT REAR DOOR) TION DETEC- UN- LOCK LOCK VIO WIRE WHT WIRE WHT/BLK WHT/BLK WIRE WHT/BLK WIRE YEL WIRE

+B (DOME) BLK WIRE BLU WIRE BRN WIRE BUZZER CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM DETEC- DETEC- TION DRIVE IC GLASS HATCH JUNCTION RELAY 1 (IF EQUIPPED) (BEHIND LEFT REAR QUARTERPANEL) GLASS HATCH JUNCTION RELAY 2 (IF EQUIPPED) (BEHIND LEFT REAR QUARTERPANEL) GRN WIRE GRY WIRE HOT W/ IGCT RELAY ENERGIZED ENGINE ROOM R/B 3 (LEFT SIDE IGCT 2 FUSE KEY UN- LOCK LEFT FRONT DOOR LOCK MOTOR (IN DRIVER'S DOOR) LEFT REAR DOOR LOCK MOTOR (IN LEFT REAR DOOR) LOCK KEY LT BLU WIRE LT GRN WIRE MASTER MICRO COMPUTER OF ENGINE COMPT) ORG/ WIRE PNK WIRE POWER SUPPLY CIRCUIT RDY READY IND RED WIRE RIGHT FRONT DOOR MOTOR (IN FRONT PASSENGER'S DOOR) RIGHT REAR DOOR LOCK MOTOR (IN RIGHT REAR DOOR) SHIFT LEVER POSITION SWITCH (PARK/NEUTRAL POSITION SWITCH) TION VIO WIRE WARNING IND WHT WIRE WHT/BLK WHT/BLK WIRE WHT/BLK WIRE YEL WIRE

5 4 3 2 1 DATA +5 BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE BRN WIRE BZR CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) CGIB CLG CLGB COMPUTER DATA LINES SYSTEM DOOR CONTROL RECEIVER (IN LEFT "D" PILLAR) GRN WIRE GRY WIRE HSW IND INDOOR LUGGAGE COMPARTMENT ELECTRICAL KEY OSCILLATOR INTEGRATION CONTROL, PANEL ASSEMBLY SECURITY IND J/C LEFT FRONT DOOR ELECTRICAL KEY OSCILLATOR (IN DRIVER'S OUTSIDE DOOR HANDLE) LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LT BLU WIRE LT GRN WIRE ORG/ WIRE OUTSIDE LUGGAGE ELECTRICAL KEY ANTENNA PNK WIRE RDA RSSI AGND RED WIRE RSSI GND SECURITY COURTESY SWITCH (FRONT OF ENGINE COMPT) SEL SENS SGT TRG+ TXCT CODE LIN VIO WIRE W/ SECURITY ALARM WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER (LEFT SIDE OF ENGINE COMPT) YEL WIRE